Phone Comparison - Asus Zenfone 6 vs Xiaomi Mi 4 vs Samsung Galaxy A8

general General Info

Manufacturer Asus Xiaomi Samsung
Announced January 2014 July 2014 July 2015
Status Available - June 2014 Available - Q3 2014 Available - August 2015
Price - - Rs. 26,990 ($396.91) [Similarly Priced]
Colors Black, White, Red, Gold Black, White Pearl White, Midnight Black, Champagne Gold
Form Factor Candybar Candybar Candybar
Dimension 166.9 x 84.3 x 5.5-9.9 mm
(6.57 x 3.32 x 0.22-0.39 in)
139.2 x 68.5 x 8.9 mm
(5.48 x 2.7 x 0.35 in)
158 x 76.8 x 5.9 mm
(6.22 x 3.02 x 0.23 in)
Weight 196 g (6.91 oz) 149 g (5.26 oz) 151 g (5.33 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - - Fingerprint sensor

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.4.3 (KitKat) Android OS, v5.1 (Lollipop)
Processor Dual-core 2 GHz, Intel Atom Z2580 Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU PowerVR SGX544MP2 Adreno 330 Adreno 405
RAM 1/2 GB 3 GB 2 GB
Internal Memory 8/16/32 GB 16/64 GB 16/32 GB
External Memory microSD, up to 64 GB No microSD, up to 128 GB (uses SIM 2 slot)

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen Super AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.0 inches 5.0 inches 5.7 inches
Resolution 720 x 1280 pixels (245 ppi) 1080 x 1920 pixels (441 ppi) 1080 x 1920 pixels (386 ppi)
Screen-to-Body Ratio 70.40% 72.14% 73.99%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No FM radio FM radio with RDS; recording
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels 16 MP, 5312 x 2988 pixels
Flash LED flash Dual-LED Flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, 1/3' Sensor Size, 1.12┬Ám Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video Yes 2160p, 1080p@30fps, HDR 1080p@30fps
Front Camera Yes, 2 MP [Similar] 8 MP, 1080p@30fps [Similar] 5 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps
Bluetooth Yes, v4.0 with A2DP, EDR v4.0, A2DP v4.1, A2DP, EDR, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 (MHL), USB On-the-go microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS/ Beidou (market dependant)
Browser HTML HTML5 HTML5

memory User Memory

Internal 8/16/32 GB, 1/2 GB RAM 16/64 GB, 3 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB No microSD, up to 128 GB (uses SIM 2 slot)
USB OTG - Supported -

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 3300 mAh 3080 mAh 3050 mAh
Stand by Up to 398 h (3G) - -
Talk Time Up to 28 h (3G) - -